I have come up with a temporary fix, it was the logged in detection which was not working, it looks like the element at the top of the page has changed.   //loggedin: (!!document.getElementById("ctl00_uxLoginStatus_divSignedIn") || !!document.getElementById("uxLoginStatus_divSignedIn")), loggedin: true,   I commented out first line, line 133 (with //) and added second line as line 134 to force logged in status to be true.   I then had to re-add the OS map source to GME